.header-warp .block {
  width: 100%;
  height: 46px;
}
.header-warp .block :global .za-nav-bar__title {
  font-size: 16px;
  color: rgba(0, 0, 0, 0.9);
}
.header-warp .header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 46px;
}
.header-warp .header .back {
  width: 16px;
  height: 18px;
  background-color: transparent;
  /* 模块背景为透明 */
  border-color: #4690c5;
  border-style: solid;
  border-width: 6px 6px 0 0;
  transform: rotate(225deg);
  /*箭头方向可以自由切换角度*/
}
